Definition & Meaning of "alternate history"

What is "alternate history"?

Alternate history is a subgenre of fiction that imagines how the world might have turned out differently if certain historical events had occurred differently. These stories create a reimagined version of history by changing key events or decisions, leading to a different timeline and new outcomes. Alternate history explores the consequences of these changes, often examining how they affect societies, politics, and individuals. The genre provides a way to explore "what if" scenarios and offers a creative perspective on historical events and their impact.